The invention relates to a preparation method of a compound Chinese
medicine washing liquid. The compound Chinese
medicine washing liquid comprises the following active pharmaceutical ingredients in parts by weight: 6 parts of kuh-seng, 3-6 parts of herba violae, 3-6 parts of
isatis leaf, 2-3 parts of
cnidium fruit, 2-3 parts of taraxacum, 1-2 parts of folium cortex eucommiae and 1-2 parts of
ginkgo leaf. The preparation method comprises the following steps: weighing the active pharmaceutical ingredients, mixing, soaking with water, and adding
cellulase and
pectinase to carry out enzymolysis;adding water into the enzymolysis product to extract three times, merging the three extraction filtrates, centrifugalizing, taking the supernatant, adding
alcohol into the supernatant to carry out
alcohol precipitation, taking the supernatant, and concentrating under reduced pressure; performing decolorization by
hydrogen peroxide and adding adjuvants to obtain the compound Chinese
medicine washing liquid. The washing liquid provided by the invention is a good hand-
skin-care option for medical personnel who need to often wash hands with a washing liquid, and is suitable for currency counting personnel in banks, hygienic antiepidemic personnel and service staff in hotels.